FR2374717A1 - Plaque de stabilisation des disques pour une unite de memoire a disques souples et son procede de fabrication - Google Patents

Plaque de stabilisation des disques pour une unite de memoire a disques souples et son procede de fabrication

Info

Publication number
FR2374717A1
FR2374717A1 FR7732164A FR7732164A FR2374717A1 FR 2374717 A1 FR2374717 A1 FR 2374717A1 FR 7732164 A FR7732164 A FR 7732164A FR 7732164 A FR7732164 A FR 7732164A FR 2374717 A1 FR2374717 A1 FR 2374717A1
Authority
FR
France
Prior art keywords
plate
manufacturing process
memory unit
stabilization plate
disc memory
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7732164A
Other languages
English (en)
French (fr)
Other versions
FR2374717B1 (un
Inventor
Allen R Cox
Michael R Hatchett
Leonard J Rigbey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2374717A1 publication Critical patent/FR2374717A1/fr
Application granted granted Critical
Publication of FR2374717B1 publication Critical patent/FR2374717B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Laminated Bodies (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Separation Of Gases By Adsorption (AREA)
FR7732164A 1976-12-15 1977-10-18 Plaque de stabilisation des disques pour une unite de memoire a disques souples et son procede de fabrication Granted FR2374717A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB52382/76A GB1525529A (en) 1976-12-15 1976-12-15 Stabilizing backing plate for a flexible disc store

Publications (2)

Publication Number Publication Date
FR2374717A1 true FR2374717A1 (fr) 1978-07-13
FR2374717B1 FR2374717B1 (un) 1981-09-11

Family

ID=10463722

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7732164A Granted FR2374717A1 (fr) 1976-12-15 1977-10-18 Plaque de stabilisation des disques pour une unite de memoire a disques souples et son procede de fabrication

Country Status (21)

Country Link
JP (1) JPS5818695B2 (un)
AU (1) AU510246B2 (un)
BE (1) BE859813A (un)
CA (1) CA1114499A (un)
CH (1) CH621645A5 (un)
CS (1) CS227655B2 (un)
DE (1) DE2747901C2 (un)
DK (1) DK557677A (un)
ES (1) ES464446A1 (un)
FR (1) FR2374717A1 (un)
GB (1) GB1525529A (un)
IE (1) IE45947B1 (un)
IL (1) IL53135A (un)
IN (1) IN147861B (un)
IT (1) IT1114687B (un)
NL (1) NL7712988A (un)
NO (1) NO774300L (un)
OA (1) OA05822A (un)
SE (1) SE7713737L (un)
SU (1) SU884590A3 (un)
ZA (1) ZA776781B (un)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2950353A (en) * 1955-07-05 1960-08-23 Litton Industries Inc Pliant disk magnetic recording apparatus
US3110889A (en) * 1960-05-02 1963-11-12 Lab For Electronics Inc Magnetic disc storage device
US3178719A (en) * 1961-07-20 1965-04-13 Lab For Electronics Inc Magnetic disc
JPS4919211B1 (un) * 1968-02-29 1974-05-16
BE792354A (fr) * 1971-12-11 1973-03-30 Ted Bildplatten Appareil d'enregistrement et/ou de reproduction pour une feuille flexible de porteur d'enregistrement
JPS5427726B2 (un) * 1972-04-15 1979-09-12
JPS4912173A (un) * 1972-05-17 1974-02-02
JPS4913012A (un) * 1972-05-17 1974-02-05
US3951264A (en) * 1974-10-29 1976-04-20 Dynastor, Inc. Flexible disc cartridge
JPS5816541B2 (ja) * 1976-04-05 1983-03-31 キヤノン株式会社 フレキシブル・シ−トを用いた記録又は再生装置

Also Published As

Publication number Publication date
OA05822A (fr) 1981-05-31
IE45947B1 (en) 1983-01-12
ES464446A1 (es) 1979-09-16
NO774300L (no) 1978-06-16
CS227655B2 (en) 1984-05-14
AU510246B2 (en) 1980-06-19
ZA776781B (en) 1979-06-27
JPS5395002A (en) 1978-08-19
JPS5818695B2 (ja) 1983-04-14
DE2747901C2 (de) 1983-04-14
GB1525529A (en) 1978-09-20
DE2747901A1 (de) 1978-06-22
CH621645A5 (en) 1981-02-13
IT1114687B (it) 1986-01-27
AU3133177A (en) 1979-06-14
FR2374717B1 (un) 1981-09-11
BE859813A (fr) 1978-02-15
IE45947L (en) 1978-06-15
IL53135A0 (en) 1977-12-30
SE7713737L (sv) 1978-06-16
CA1114499A (en) 1981-12-15
IL53135A (en) 1982-01-31
IN147861B (un) 1980-07-26
DK557677A (da) 1978-06-16
SU884590A3 (ru) 1981-11-23
NL7712988A (nl) 1978-06-19

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Legal Events

Date Code Title Description
ST Notification of lapse